// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/loader/loader_io_thread_notifier.h"

#include "content/browser/frame_host/render_frame_host_impl.h"
#include "content/browser/loader/global_routing_id.h"
#include "content/browser/loader/resource_dispatcher_host_impl.h"
#include "content/public/browser/browser_thread.h"

namespace content {

namespace {

    void NotifyRenderFrameDeletedOnIO(const GlobalFrameRoutingId& id)
    {
        ResourceDispatcherHostImpl* rdhi = ResourceDispatcherHostImpl::Get();
        if (rdhi)
            rdhi->OnRenderFrameDeleted(id);
    }

} // namespace

LoaderIOThreadNotifier::LoaderIOThreadNotifier(WebContents* web_contents)
    : WebContentsObserver(web_contents)
{
}

LoaderIOThreadNotifier::~LoaderIOThreadNotifier() { }

void LoaderIOThreadNotifier::RenderFrameDeleted(
    RenderFrameHost* render_frame_host)
{
    BrowserThread::PostTask(
        BrowserThread::IO, FROM_HERE,
        base::Bind(&NotifyRenderFrameDeletedOnIO,
            static_cast<RenderFrameHostImpl*>(render_frame_host)
                ->GetGlobalFrameRoutingId()));
}

} // namespace content
